Portable spa seat



FIG. 1 is a first perspective view of the portable spa seat of the invention;

FIG. 2 is a second perspective view of the portable spa seat illustrated in FIG. 1;

FIG. 3 is a top plan view of the portable spa seat illustrated in FIG. 1;

FIG. 4 is a cross-sectional side view of the portable spa seat illustrated in FIG. 3, taken alone line 4—4; and,

FIG. 5 is a cross-sectional side view of the portable spa seat illustrated in FIG. 3, taken alone line 5—5.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for a portable spa seat, as shown and described. 